Question about Goodman GMS90703BXA Heater
Just had goodman furnace installed. its 95%effiecient . i set the thermostat at a certain temprature when it reaches it the furnace shuts off like it suppose to . the temp drops furnaces won't kick back . the board is flashing 1 single flash. reset the furnace then does it again
Furnace fails to operate.
• Integrated control module
diagnostic LED is
flashing ONE (1) flash.
• Furnace lockout due
to an excessive
number of ignition
“retries” (3 total)1.
• Failure to establish flame.
Cause may be no gas to
burners, front cover
pressure switch stuck open,
bad igniter or igniter
alignment, improper orifices,
or coated/oxidized or
improperly connected flame
• Loss of flame after establishment.
Cause may be
interrupted gas supply, lazy
burner flames (improper gas
pressure or restriction in flue
and/or combustion air
piping), front cover pressure
switch opening, or improper
induced draft blower
• Locate and correct gas
• Check front cover
operation (hose, wiring,
Correct if necessary.
• Replace or realign
• Check flame sense
signal. Sand sensor if
coated and/or oxidized.
• Check flue piping for
length, elbows, and
• Verify proper induced
draft blower performance.
Posted on Nov 25, 2008
Check to make sure that it is draining right sounds like a draining problem if water gets in the inducer motor it will not vent the air right and the pressure switch won't close
Posted on Sep 18, 2013
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Posted on Jan 02, 2017
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